$(function() 
{
    var name = $( "#name" ),email = $( "#email" ),password = $( "#password" ), allFields = $( [] ).add( name ).add( email ).add( password ),tips = $( ".validateTips" );
 
 function updateTips( t ) 
 {
     tips.text( t ).addClass( "ui-state-highlight" );
     setTimeout(function() {tips.removeClass( "ui-state-highlight", 1500 );}, 500 );
 }
 
 function checkLength( o, n, min, max ) 
 {
     if ( o.val().length > max || o.val().length < min ) 
     {
         o.addClass( "ui-state-error" );
         updateTips( "Length of " + n + " must be between " +min + " and " + max + "." );
         return false;
     } 
     else 
     {
         return true;
     }
 }

    function checkRegexp( o, regexp, n ) 
    {
        if ( !( regexp.test( o.val() ) ) )
        {
            o.addClass( "ui-state-error" );
            updateTips( n );
            return false;
        }
        else 
        {
            return true;
        }
    }
    
    $( "#dialog-form" ).dialog({
                                    autoOpen: false,
                                    height: 300,
                                    width: 350,
                                    modal: true,
                                    buttons: {"Crear una Cuenta": function() {
                                                                                    var bValid = true;
                                                                                    allFields.removeClass( "ui-state-error" );
                                                                                    bValid = bValid && checkLength( name, "username", 3, 16 );
                                                                                    bValid = bValid && checkLength( email, "email", 6, 80 );
                                                                                    bValid = bValid && checkLength( password, "password", 5, 16 );
                                                                                    bValid = bValid && checkRegexp( name, /^[a-z]([0-9a-z_])+$/i, "Username may consist of a-z, 0-9, underscores, begin with a letter." );
                                                                                    // From jquery.validate.js (by joern), contributed by Scott Gonzalez: http://projects.scottsplayground.com/email_address_validation/
                                                                                    bValid = bValid && checkRegexp( email, /^((([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+(\.([a-z]|\d|[!#\$%&'\*\+\-\/=\?\^_`{\|}~]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])+)*)|((\x22)((((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(([\x01-\x08\x0b\x0c\x0e-\x1f\x7f]|\x21|[\x23-\x5b]|[\x5d-\x7e]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(\\([\x01-\x09\x0b\x0c\x0d-\x7f]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]))))*(((\x20|\x09)*(\x0d\x0a))?(\x20|\x09)+)?(\x22)))@((([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|\d|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.)+(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])|(([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])([a-z]|\d|-|\.|_|~|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])*([a-z]|[\u00A0-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF])))\.?$/i, "eg. ui@jquery.com" );
                                                                                    bValid = bValid && checkRegexp( password, /^([0-9a-zA-Z])+$/, "Password field only allow : a-z 0-9" );
                                                                                    if ( bValid ) 
                                                                                    {
                                                                                        $( "#users tbody" ).append( "<tr>" +"<td>" + name.val() + "</td>" +"<td>" + email.val() + "</td>" +"<td>" + password.val() + "</td>" +"</tr>" );
                                                                                        $( this ).dialog( "close" );
                                                                                    }
                                                                                },
                                               Cancel: function() {  $( this ).dialog( "close" );}},
                                               
                                               close: function() {allFields.val( "" ).removeClass( "ui-state-error" );}
                                   });//FIN DIALOG

$( "#create-user" ).button().click(function() {$( "#dialog-form" ).dialog( "open" );});
});//FIN FUNCION